:root{--site-ink:#172238;--site-muted:#53627a;--site-blue:#3157d5;--site-green:#24644d;--site-line:#dce4ef;--site-soft:#f2f5fc;--site-paper:#fff;--site-radius:18px}
.public-site{margin:0;background:#fcfdff;color:var(--site-ink);font:16px/1.8 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.public-site *,.site-resources *,.site-product-paths *{box-sizing:border-box}
.public-site a{color:inherit;text-decoration:none}
.public-site img{max-width:100%;height:auto}
.public-site h1,.public-site h2,.public-site h3,.public-site p,.public-site figure{margin:0}
.public-site h1{font-size:clamp(32px,4.2vw,48px);line-height:1.32;letter-spacing:-.035em;font-weight:850;max-width:860px;text-wrap:balance}
.public-site h2{font-size:clamp(24px,3vw,34px);line-height:1.4;letter-spacing:-.025em}
.public-site h3{font-size:19px;line-height:1.5}
.public-site :is(h2,h3,section,details,[id]){scroll-margin-top:140px}
.public-site a:focus-visible,.public-site summary:focus-visible,.public-site button:focus-visible,.site-resources a:focus-visible,.site-product-paths a:focus-visible{outline:3px solid #3157d5;outline-offset:5px;border-radius:5px}
.site-container{width:min(1160px,calc(100% - 48px));margin-inline:auto}
.site-skip{position:fixed;left:16px;top:-100px;z-index:100;padding:10px 18px;background:#fff;color:var(--site-blue);border:2px solid var(--site-blue);border-radius:8px}
.site-skip:focus{top:10px}
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--site-line)}
.site-header-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:76px}
.site-brand{display:flex;align-items:center;gap:10px;flex-shrink:0;font-size:21px;font-weight:850;line-height:1.15}
.site-brand-mark{display:grid;place-items:center;width:38px;height:38px;border-radius:11px;background:var(--site-blue);color:#fff;font-size:21px}
.site-brand small{display:block;margin-top:4px;font-size:10px;letter-spacing:.09em;font-weight:650;color:var(--site-muted)}
.site-nav{display:flex;align-items:center;gap:22px;font-size:14px;font-weight:650;white-space:nowrap}
.site-nav a{padding:9px 0;border-bottom:2px solid transparent}
.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--site-blue);border-bottom-color:var(--site-blue)}
.site-header-actions{display:flex;gap:8px;align-items:center;flex-shrink:0}
.site-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 20px;border:1px solid var(--site-line);border-radius:9px;background:#fff;color:var(--site-ink);font-size:14px;line-height:1.6;font-weight:750;text-align:center;text-decoration:none;cursor:pointer}
.public-site .site-btn{color:var(--site-ink)}
.site-btn:hover{border-color:var(--site-blue);color:var(--site-blue)}
.site-btn-primary{color:#fff!important;background:var(--site-blue);border-color:var(--site-blue)}
.site-btn-primary:hover{background:#2444ac;border-color:#2444ac}
.site-text-link{color:var(--site-blue)!important;text-decoration:underline!important;text-underline-offset:4px;font-weight:650}
.site-breadcrumb{padding:23px 0 0;font-size:13px;color:var(--site-muted)}
.site-breadcrumb ol{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.site-breadcrumb li+li:before{content:"/";margin-right:10px;color:#9aa7bb}
.site-hero{padding:45px 0 58px;background:linear-gradient(160deg,#fcfdff 38%,#eef3ff)}
.site-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:54px;align-items:center}
.site-kicker{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:800;letter-spacing:.11em;color:var(--site-blue);margin-bottom:18px}
.site-kicker:before{content:"";width:20px;height:2px;background:currentColor}
.site-intro{margin-top:22px!important;max-width:800px;font-size:17px;color:var(--site-muted);line-height:1.9}
.site-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:26px}
.site-fine{font-size:12px!important;color:var(--site-muted);margin-top:15px!important}
.site-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.site-tag{padding:3px 10px;border:1px solid #cfdbef;border-radius:6px;font-size:12px;background:#fff;color:#36507c}
.site-meta{padding:15px 0;border-top:1px solid var(--site-line);border-bottom:1px solid var(--site-line);font-size:12px;color:var(--site-muted);background:#fff}
.site-meta .site-container{display:flex;flex-wrap:wrap;gap:7px 22px}
.site-toc{padding:20px 0;border-bottom:1px solid var(--site-line);background:#fff}
.site-toc .site-container{display:flex;flex-wrap:wrap;gap:8px 24px}
.site-toc a{font-size:13px;color:var(--site-muted);font-weight:650}
.site-toc a:hover{color:var(--site-blue)}
.site-section{padding:62px 0}
.site-section-soft{background:var(--site-soft);border-block:1px solid #e8edf6}
.site-section-head{max-width:800px;margin-bottom:28px}
.site-section-head p{margin-top:12px;color:var(--site-muted)}
.site-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.site-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.site-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.site-card{min-width:0;padding:26px;border:1px solid var(--site-line);border-radius:var(--site-radius);background:var(--site-paper)}
.site-card p{color:var(--site-muted);font-size:14px;margin-top:10px}
.site-card .site-text-link{display:inline-block;margin-top:15px;font-size:13px}
.site-card-label{display:block;font-size:11px;font-weight:800;letter-spacing:.08em;color:var(--site-blue);margin-bottom:12px}
.site-list{padding-left:20px;margin:16px 0 0;color:var(--site-muted);font-size:14px}
.site-list li+li{margin-top:9px}
.site-list strong{color:var(--site-ink)}
.site-note{margin-top:24px!important;padding:18px 22px;background:#edf4ff;border-left:3px solid var(--site-blue);border-radius:3px 10px 10px 3px;font-size:14px;color:#354d76}
.site-note a{color:var(--site-blue);text-decoration:underline;text-underline-offset:3px}
.site-table-wrap{max-width:100%;overflow:auto;border:1px solid var(--site-line);border-radius:12px;background:#fff}
.site-table{width:100%;border-collapse:collapse;min-width:600px;font-size:14px;line-height:1.8}
.site-table caption{padding:16px 20px;text-align:left;color:var(--site-muted);font-size:12px;background:#fff;border-bottom:1px solid var(--site-line)}
.site-table th,.site-table td{padding:16px 20px;text-align:left;vertical-align:top;border-bottom:1px solid var(--site-line)}
.site-table th{font-weight:750;background:#f2f5fa}
.site-table tbody th{background:#f9fbfe;min-width:115px}
.site-table tr:last-child :is(th,td){border-bottom:0}
.site-table td{color:var(--site-muted)}
.site-table a{color:var(--site-blue);text-decoration:underline;text-underline-offset:3px}
.site-scroll-hint{font-size:12px;color:var(--site-muted);margin-top:9px!important}
.site-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;list-style:none;padding:0;margin:0;counter-reset:site-step}
.site-steps li{min-width:0;padding:24px;border:1px solid var(--site-line);border-radius:14px;background:#fff;counter-increment:site-step}
.site-steps li:before{content:counter(site-step,decimal-leading-zero);display:block;color:var(--site-blue);font-size:12px;letter-spacing:.1em;font-weight:800;margin-bottom:12px}
.site-steps p{font-size:14px;color:var(--site-muted);margin-top:9px}
.site-demo{min-width:0;padding:22px;border:1px solid #d5dfef;border-radius:20px;background:#fff;box-shadow:0 24px 70px rgba(36,63,116,.08)}
.site-demo-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:var(--site-muted);padding-bottom:16px;border-bottom:1px solid var(--site-line)}
.site-demo-bar strong{color:var(--site-ink);font-weight:800}
.site-demo h3{margin:21px 0 16px}
.site-demo-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:13px 0;border-bottom:1px solid #e7edf5;font-size:13px}
.site-demo-row:last-child{border:0}
.site-demo-row span:last-child{color:var(--site-muted);text-align:right}
.site-demo-label{font-size:10px;background:#eef3fc;color:#3157a0;border-radius:5px;padding:3px 7px;white-space:nowrap}
.site-demo-field{margin-top:15px;padding:14px 16px;border:1px solid var(--site-line);border-radius:8px;font-size:13px;background:#fafcff}
.site-demo-field strong{display:block;font-size:11px;color:var(--site-muted);margin-bottom:5px}
.site-demo-file{display:flex;gap:10px;align-items:center;margin-top:12px;font-size:12px;color:var(--site-muted)}
.site-demo-file:before{content:"CSV";padding:4px 6px;border-radius:5px;background:#e7f3ed;color:var(--site-green);font-size:10px;font-weight:800}
.site-status{display:inline-block;border-radius:5px;background:#e9f4ed;color:var(--site-green);padding:3px 8px;font-size:11px}
.site-faq{display:grid;gap:12px}
.site-faq details{border:1px solid var(--site-line);border-radius:12px;background:#fff;padding:0 22px}
.site-faq summary{cursor:pointer;font-size:15px;font-weight:750;padding:18px 0;line-height:1.7}
.site-faq details p{margin:0;padding:0 0 20px;color:var(--site-muted);font-size:14px}
.site-category{padding:30px 0;border-bottom:1px solid var(--site-line)}
.site-category:first-child{padding-top:0}
.site-category-head{display:flex;align-items:baseline;justify-content:space-between;gap:18px;margin-bottom:18px}
.site-category-head p{font-size:13px;color:var(--site-muted)}
.site-template-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.site-template{min-width:0;padding:0 20px;border:1px solid var(--site-line);border-radius:10px;background:#fff}
.site-template summary{padding:17px 0;cursor:pointer;font-size:15px;font-weight:750}
.site-template ul{margin:0 0 18px;padding-left:19px;color:var(--site-muted);font-size:13px}
.site-template p{color:var(--site-muted);font-size:13px;padding-bottom:18px}
.site-metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px;margin-top:22px}
.site-metric{padding:18px;border:1px solid var(--site-line);border-radius:12px;background:#f9fbff}
.site-metric strong{display:block;font-size:35px;line-height:1.2;color:var(--site-blue)}
.site-metric span{display:block;font-size:11px;color:var(--site-muted);margin-top:8px}
.site-cta{padding:45px 0;background:#152a55;color:#fff}
.site-cta-inner{display:flex;justify-content:space-between;align-items:center;gap:28px}
.site-cta h2{font-size:27px}
.site-cta p{margin-top:10px;font-size:14px;color:#d0dcef}
.site-cta .site-text-link{color:#d0dfff!important}
.site-cta .site-actions{margin-top:0;flex-shrink:0}
.site-footer{padding:36px 0 24px;background:#fff;color:var(--site-muted);font-size:12px;border-top:1px solid var(--site-line)}
.site-footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;margin-bottom:22px}
.site-footer-links{display:flex;flex-wrap:wrap;gap:8px 22px;padding-bottom:20px;border-bottom:1px solid var(--site-line);font-size:13px}
.site-footer-links a:hover{color:var(--site-blue)}
.site-beian{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:18px;font-size:11px}
.site-resources{width:min(1160px,calc(100% - 40px));margin:25px auto;padding:22px 24px;border:1px solid #dce4ef;border-radius:12px;background:#fff;color:#172238;font:14px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}
.site-resources strong{display:block;font-size:13px;margin-bottom:10px}
.site-resources div{display:flex;flex-wrap:wrap;gap:10px 22px}
.site-resources a{color:#3157d5;text-decoration:none;font-size:13px}
.site-product-paths{padding:36px 0 12px;color:#172238}
.site-product-paths-inner{width:min(1200px,calc(100% - 40px));margin:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.site-product-paths article{padding:25px 28px;border:1px solid #dce4ef;border-radius:14px;background:#fff}
.site-product-paths h2{font-size:22px;margin:0 0 9px}
.site-product-paths p{font-size:14px;color:#53627a;margin:0 0 15px}
.site-product-paths a{color:#3157d5;font-size:14px;font-weight:750;text-decoration:none}
@media(min-width:761px){.site-table-wrap:focus-visible{outline:3px solid var(--site-blue);outline-offset:3px}}
@media(max-width:1080px){.site-header-inner{gap:16px}.site-nav{gap:15px;font-size:13px}.site-header-actions .site-btn{padding-inline:13px}.site-hero-grid{gap:28px}.site-grid-4,.site-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.site-header-inner{flex-wrap:wrap;padding-top:12px;gap:5px 20px}.site-nav{order:3;width:100%;overflow:auto;padding:4px 0 1px;gap:24px}.site-header-actions{margin-left:auto}.site-hero-grid{grid-template-columns:1fr}.site-hero-grid>.site-demo{max-width:650px;width:100%}.site-hero{padding-top:32px}.site-intro{font-size:16px}.site-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.site-cta-inner{align-items:flex-start;flex-direction:column}.site-cta .site-actions{flex-shrink:1}}
@media(max-width:600px){.site-container{width:calc(100% - 32px)}.site-brand{font-size:19px}.site-brand-mark{width:34px;height:34px}.site-header-actions .site-btn{font-size:12px;min-height:38px;padding:7px 12px}.site-nav{font-size:12px;gap:20px}.site-section{padding:42px 0}.site-hero{padding-bottom:36px}.site-grid,.site-grid-2,.site-grid-4,.site-template-list{grid-template-columns:1fr}.site-card{padding:22px}.site-steps{gap:10px}.site-steps li{padding:18px 15px}.site-steps h3{font-size:16px}.site-steps p{font-size:13px}.site-demo{padding:18px}.site-meta .site-container{gap:4px 18px}.site-category-head{align-items:flex-start;flex-direction:column;gap:3px}.site-actions .site-btn{flex:1 1 auto}.site-toc .site-container{gap:8px 18px}.site-product-paths-inner{grid-template-columns:1fr}.site-metrics{gap:8px}.site-metric{padding:15px 12px}.site-metric strong{font-size:28px}.site-note{padding:16px}.site-table :is(th,td){padding:13px 16px}.site-footer-top{flex-direction:column}}
@media(prefers-reduced-motion:no-preference){.public-site{scroll-behavior:smooth}.site-btn{transition:background .15s,color .15s,border-color .15s}}
@media print{.site-header,.site-toc,.site-cta,.site-header-actions,.site-footer-links,.site-skip{display:none}.site-hero{background:none}.site-section{padding:22px 0}.site-grid,.site-hero-grid,.site-template-list{display:block}.site-card,.site-demo{break-inside:avoid;margin-bottom:15px}.site-table-wrap{overflow:visible}.site-table{min-width:0}.site-container{width:100%}}